Finding the Fourth Proportional to 4,061.57, 6,093.12 and 1,287.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,061.57 : 6,093.12 = 1,287.50 : x
2. Step 2: Convert to fraction form
   4,061.57/6,093.12 = 1,287.50/x
3. Step 3: Cross multiply
   4,061.57x = 6,093.12 × 1,287.50
4. Step 4: Simplify right side
   4,061.57x = 7,844,885.56
5. Step 5: Solve for x
   x = 7,844,885.56/4,061.57
6. Step 6: Final answer
   x = 1,931.49